Towel bar



FIG. 1 is a perspective view of a towel bar showing a new design;

FIG. 2 is a top view of the towel bar of FIG. 1;

FIG. 3 is a front view of the towel bar of FIG. 1;

FIG. 4 is a side view of the towel bar of FIG. 1;

FIG. 5 is a bottom view of the towel bar of FIG. 1; and,

FIG. 6 is a rear view of the towel bar of FIG. 1. 

CLAIM What is claimed is the ornamental design for a towel bar, as shown and described. 